Spock: [volunteering for what could be a suicide mission] Romulans and Vulcans share a common ancestor. Our cultural similarities will make it easier for me to access the ship's computer to locate the device. Also, my mother was human, which makes Earth the only home I have left.
James T. Kirk: I'm coming with you.
Spock: I would cite regulation, but I know you will simply ignore it.
James T. Kirk: See? We are getting to know each other.